Ransomware Research
N2019cov Ransomware
N2019cov is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2020, this ransomware has been actively targeting systems worldwide. Security researchers also track this malware under the aliases: n2019cov, CORONAVIRUS, COVIDPASTO, P4WN3D.
Quick Facts
- Ransomware Family
- N2019cov
- First Seen
- March 1, 2020
- Known Aliases
- n2019covCORONAVIRUSCOVIDPASTOP4WN3D
How N2019cov Ransomware Works
File Encryption Patterns
N2019cov modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..P4WN3DRansom Note and Payment Demands
After encrypting files, N2019cov displays ransom notes demanding payment for file recovery:
tmp.txtRansom message:
notes/tmp.txt
Note locations:
LocalApplicationData1nF0rM@t1On.txtRansom message:
notes/1nF0rM@t1On.txt
Note locations:
LocalApplicationDataTechnical Indicators
Associated Executable Files
The following executable files are associated with N2019cov ransomware:
ctfmon.exewinexec.exeavp.scr
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About This Analysis
This N2019cov ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like N2019cov.
Last updated: October 30, 2025
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